package com.kdg;

import java.util.List;
import java.util.Objects;

/**
 * Created by kong on 2018/6/20.
 */
public class Test {
    public static void main(String[] args) {
//        int a = 9;
//        a = a + (a >> 1);
//        System.out.println(a);
//        List test = null;
//        Objects.requireNonNull(test);
//        for(int i=0;i<100;i++){
//            System.out.println(Float.parseFloat(123.85653437390438+"")+","+Float.parseFloat(39.95744174824089+""));
//        }
//        System.out.println(Float.parseFloat(123.85653437390438+"")+","+Float.parseFloat(39.95744174824089+""));
        int[] a = {1,2,3,4,5,6};
        int[] b = {7,8,9,10,11};
        System.arraycopy(a,0,b,0,3);
        for(int i : b){
            System.out.println(i);
        }
    }
}
